Answer:
Step-by-step explanation:
h(x) = x² - 5x
x² - 5x = 104
x² - 5x - 104 = 0
D = (- 5)² - 4(1)(- 104) = 441 = 21²
= (5 - 21) / 2 =<em> - 8</em>
= (5 + 21) / 2 =<em> 13</em>
Y=2x+5 2x-y=4 solve by elimination need the x and y
1 answer:
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<h3>All options satisfies the given inequality</h3>
<em><u>Solution:</u></em>
Given that,
Here, modulus means that, the absolute value of a number is never negative
<em><u>Option A</u></em>
Substitute x = 2 and y = -9 in given
-9 is less than 7 is true
This forms a solution to given inequality
<em><u>Option B</u></em>
(-4, 12)
Substitute x = -4 and y = 12 in given
12 is less than 37 is true
This forms a solution to given inequality
<em><u>Option C</u></em>
(3, 15)
Substitute x = 3 and y = 15 in given
15 less than 46 is true
This forms a solution to given inequality
<em><u>Option D</u></em>
(0, 0)
Substitute x = 0 and y = 0 in given
0 is less than 1
This forms a solution to given inequality